Rakin Lev Vasil'evich

Publications in Math-Net.Ru

1. The existence of a solution of a certain nonlinear boundary value problem
   
   Differ. Uravn., 11:11 (1975),  2100–2101
2. The estimation of the solutions of a certain system of differential equations with a small parameter
   
   Differ. Uravn., 10:10 (1974),  1908–1910